Home / 2,131,782.35-2,941,734.24-1,164,720.11

Finding the Fourth Proportional to 2,131,782.35, 2,941,734.24 and 1,164,720.11

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Solution

The fourth proportional to 2,131,782.35, 2,941,734.24 and 1,164,720.11 is: 1,607,245.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,131,782.35 : 2,941,734.24 = 1,164,720.11 : x
  2. Step 2: Convert to fraction form
    2,131,782.35/2,941,734.24 = 1,164,720.11/x
  3. Step 3: Cross multiply
    2,131,782.35x = 2,941,734.24 × 1,164,720.11
  4. Step 4: Simplify right side
    2,131,782.35x = 3,426,297,027,603.57
  5. Step 5: Solve for x
    x = 3,426,297,027,603.57/2,131,782.35
  6. Step 6: Final answer
    x = 1,607,245.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.